eosinophilic gastroenteritis

gastroenteritis /gas·tro·en·ter·i·tis/ (-en″ter-i´tis) inflammation of the stomach and intestine.

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bacterial gastroenteritis  any type caused by a bacterial toxin or bacterial infection, the most common agents being Salmonella, Shigella, and Campylobacter.

eosinophilic gastroenteritis  a type usually associated with intolerance to specific foods, with infiltration of the mucosa of the small intestine (and often the stomach) by eosinophils; there is edema but no vasculitis; symptoms depend on the site and extent of the disorder.

Norwalk gastroenteritis , Norwalk virus gastroenteritis a type caused by the Norwalk virus.

viral gastroenteritis  any type caused by a virus; the most common agents being rotaviruses and Norwalk virus.

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eosinophilic gastroenteritis,

a disorder marked by infiltration of the mucosa of the small intestine by eosinophils, with edema but without vasculitis, and by eosinophilia of the peripheral blood. Symptoms, including abdominal pain, diarrhea, nausea, fever, and malabsorption, depend on the site and extent of the disorder. The stomach is also frequently involved. The disorder is commonly associated with intolerance to specific foods.

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gastroenteritis [gas″tro-en″tĕ-ri´tis]

inflammation of the lining of the stomach and intestine. Psychologic causes may include fear, anger, and other forms of emotional upset. Allergic reactions to certain foods can cause the condition, as can irritation by excessive use of alcohol. Severe gastroenteritis, with such symptoms as headache, nausea, vomiting, weakness, diarrhea, and gas pains, may result from various infectious and contagious diseases, such as typhoid fever, influenza, and food poisoning.

eosinophilic gastroenteritis a disorder, commonly associated with intolerance to specific foods, marked by infiltration of the mucosa of the small intestine and frequently the stomach by eosinophils, with edema but without vasculitis and by eosinophilia of the peripheral blood. Symptoms depend on the site and extent of the disorder.

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gastroenteritis

inflammation of the lining of the stomach and intestine. The clinical manifestations are vomiting and diarrhea. See also gastritis.

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canine hemorrhagic gastroenteritis

an acute syndrome of vomiting and bloody diarrhea with dehydration and marked hemoconcentration. If not treated vigorously, it may lead to circulatory failure and death in a short time. The cause is unknown.

eosinophilic gastroenteritis

a chronic segmental disease of the alimentary tract characterized by a variety of signs depending on the location of the lesion but including vomiting, or diarrhea or melena or hematochezia. Occurs in dogs, particularly German shepherd dogs, rarely in cats, and in horses. Diarrhea, weight loss and a protein-losing enteropathy result. A hypersensitivity to ingested allergens is the suggested cause. The diagnostic lesion is the aggregation of eosinophils in the intestinal wall. See also eosinophilic gastritis.

transmissible viral gastroenteritis of pigs

see transmissible gastroenteritis.